420 stainless

Type 420 Stainless Steel is a martensitic grade providing both outstanding corrosion resistance and exceptional wear resistance.  Typical applications include fine cutlery,machine knives, surgical instruments,wear plates, cutting tools and automotive springs.

We stock it in a range of thickness’s from 0.10mm to 3.00mm thick in strip and coil. Our stock is hardened and tempered and suitable for flat springs and blades. We can offer a cutting or profiling service.

The hardness on our stock material is normally in the range of 48/52 HRC.

 

Analysis 420S45
Carbon 0.28-0.36% Chromium 12.00-14.00%
Manganese 1.00% max Sulphur 0.030% max
Silicon 1.00% max Phosphorous 0.040% max
Nickel 1.00% max Molybdenum 0.300% max
Our 420 hardened and tempered stock range

420 hardened and tempered stainless

360 0.50 1250 1.75
360 0.80 1250 2.80
360 1.00 1250 3.53
360 1.20 1250 4.25
380 1.50 2500 11.20
360 1.60 1250 5.65
500 1.80 2500 17.60
380 1.80 2500 13.68
360 2.00 1250 7.10
360 2.50 1250 8.85
360 3.00 1250 10.60
Most of the above sizes are available for next day delivery

We hold some stock in 420 annealed from 1.5 mm to 6.5mm thickness

Alternatively we stock 301 grade strip which is an austenitic grade. 301 is suitable for forming springs without the need for subsequent hardening.

Useful Links

 

Contact Details
  • Telephone 01709 820070
  • Fax 0114 244 5922
  • email bss@steelstrip.co.uk
  • Office Hours Monday to Thursday 09.00-17.00
  • Office Hours Friday 09.00-16.00
  • Fernite Works, Coleford Rd, Sheffield S9 5NJ

made-in-Sheffield3

iso

Next Day Delivery on orders placed before 12pm

next-day